Land cover-adjusted index for the former Aral Sea using Landsat images Ilhomjon Aslanov, Sayidjakhon Khasanov, Yakhshimurad Khudaybergenov, Michael Groll, Christian Opp Ch, F. Li and Ramirez Del-Valle E E3S Web Conf., 227 (2021) 02005 Published online: 06 January 2021 DOI: 10.1051/e3sconf/202122702005